If all the world's a stage and all the species merely players, then their exits and entrances can be found in the rock record ...

This graph plots extinction rates of marine animal families over the last 600 million years. The shaded band indicates the normal range of extinction rates, known as "background extinction." The ...

If we take that figure and assume 100 E/MSY over 500 years — subtracting the 3,850 animals that would be expected to naturally go extinct over 500 years with a 1 E/MSY background extinction rate ...

However, the effects of the K-Pg extinction on the evolution of snakes—a major clade of predators comprising over3,700 living species—remains poorly understood.

A "de-extinction" company says it has revived the long-eradicated dire wolf species using a new gene-editing technology. The US start-up, Colossal Biosciences, said it had used "end-to-end de ...

The Cretaceous period was the last and longest segment of the Mesozoic era. It lasted approximately 79 million years, from the minor extinction event that closed the Jurassic period about 145 ...

Animals with fire-adapted traits have already been identified throughout the West. Here are five examples of what Jones calls “evolution in action.” Black fire beetle. Black fire beetles love ...

The animals found across the globe included such species as reptiles, fish and mammals. In October, an extinct colony of little penguins was reestablished after 30 years when a chick hatched for ...

Animals with fire-adapted traits have already been identified throughout the West. Here are five examples of what Jones calls “evolution in action.” Credit: Jill Pelto/High Country News ...